
body {
    background-color: #f8f9fa;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.navbar-brand {
    font-weight: bold;
}

.card {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    border: 1px solid rgba(0, 0, 0, 0.125);
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
}

.article-card {
    transition: transform 0.2s;
    margin-bottom: 1rem;
}

.article-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.article-image {
    height: 200px;
    object-fit: cover;
    border-radius: 0.375rem 0.375rem 0 0;
}

.article-meta {
    font-size: 0.875rem;
    color: #6c757d;
}

.tag {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    margin: 0.125rem;
    font-size: 0.75rem;
    background-color: #e9ecef;
    color: #495057;
    border-radius: 0.375rem;
}

.status-badge {
    position: absolute;
    top: 10px;
    right: 10px;
}

.btn-group-sm .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

#loadingSpinner {
    padding: 2rem;
}

.empty-state {
    text-align: center;
    padding: 3rem;
    color: #6c757d;
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

@media (max-width: 768px) {
    .col-md-3 {
        margin-bottom: 1rem;
    }
    
    .article-image {
        height: 150px;
    }
}
